<?php

/**
 * @file
 * Token integration for FileField Meta.
 */

/**
 * Implementation of hook_token_list().
 *
 * Provide a user readable list of FileField Meta tokens.
 */
function filefield_meta_token_list($type = 'all') {
    if ($type == 'field' || $type == 'all') {
        $tokens['file']['filefield-width'] = t('File Video width');
        $tokens['file']['filefield-height'] = t('File Video height');
        $tokens['file']['filefield-duration'] = t('File Duration');
        $tokens['file']['filefield-audio-format'] = t('File Audio Format path');
        $tokens['file']['filefield-audio-sample-rate'] = t('File Audio sample rate');
        $tokens['file']['filefield-audio-channel-mode'] = t('File Audio channel mode (stereo, mono)');
        $tokens['file']['filefield-audio-bitrate'] = t('File Audio bitrate');
        $tokens['file']['filefield-audio-bitrate-mode'] = t('File Audio bitrate mode (cbr, vbr, abr...)');

        // ID3 tags.
        foreach (filefield_meta_tags() as $tag => $label) {
            $tokens['file']['filefield-tag-' . $tag] = t('File ID3 @tag tag', array('@tag' => $label));
        }

        return $tokens;
    }
}

/**
 * Implementation of hook_token_values().
 *
 * Provide the token values for a given file item.
 */
function filefield_meta_token_values($type, $object = NULL) {
    $tokens = array();
    if ($type == 'field' && isset($object[0]['fid'])) {
        $item = $object[0];

        $tokens['filefield-width'] = $item['data']['width'];
        $tokens['filefield-height'] = $item['data']['height'];
        $tokens['filefield-duration'] = $item['data']['duration'];
        $tokens['filefield-audio-format'] = isset($item['data']['audio_format']) ? check_plain($item['data']['audio_format']) : '';
        $tokens['filefield-audio-sample-rate'] = isset($item['data']['sample_rate']) ? check_plain($item['data']['sample_rate']) : '';
        $tokens['filefield-audio-channel-mode'] = isset($item['data']['audio_channel_mode']) ? check_plain($item['data']['audio_channel_mode']) : '';
        $tokens['filefield-audio-bitrate'] = isset($item['data']['audio_bitrate']) ? check_plain($item['data']['audio_bitrate']) : '';
        $tokens['filefield-audio-bitrate-mode'] = isset($item['data']['audio_bitrate_mode']) ? check_plain($item['data']['audio_bitrate_mode']) : '';

        // ID3 tags.
        foreach (filefield_meta_tags() as $tag => $label) {
            $tokens['filefield-tag-title'] = isset($item['data']['tags'][$tag]) ? check_plain($item['data']['tags'][$tag]) : '';
        }
    }

    return $tokens;
}
